In the context of trends in community psychology, which statement is true?
a. psychoactive drugs have greatly increased the need to physically restrain mental patients.
b. telephone hotlines are a negative development in community psychology.
c. deinstitutionalization has been greatly decreased in recent years.
d. a high proportion of homeless adults suffer from a psychological disorder.

The correct answer is D, A high proportion of homeless adults suffer from a psychological disorder.

Explanation:

Community Psychology is basically the trend to understand the mental conditions of individuals and their quality of life within the groups, institutions, communities, etc.

Community Psychology reveals that a high portion of homeless adults suffer from a psychological disorder. Psychological disorder is any mental illness and it is seen that this is very common in the homeless people with the communities.

the correct answer is d